at the same time,be worried about,thanks to,at least,say no to

1.       smoking and drugs！

2.       his teacher's help,he has made great progress in maths.

3. According to the writer,we should walk       10,000 steps every day.

4. When farmers are working in the fields,they are taking good exercise       .

5. My mother       always       my studies.

(   ) 4. My parents often ask me       too much time      computer games.

   A. not to spend;to play

   B. to not spend;playing

   C. not to spend;playing

   D. to not spend;to play

(   ) 10. [2015-眉山]—Do you know when Jay       here tomorrow? 

―Sorry,I don't know. But when he       here tomorrow. I'll tell you at once.

   A. gets;gets   B. gets;will get

   C. will go;wiU get   D. will get;gets

(   ) 3. ―TheAmazingSpider-Man 2 is on these days. It's fantastic.

—Really? But I        it yet.

   A. didn't see   B. won't see

   C. haven't seen   D. am not seeing

(   ) 13. ―Where's your mother,Tom?

―In the kitchen. She      in it.

   A. cooks   B. is cooking

   C. cooked   D. has cooked

37. Cancer is the second       (big) cause of death.

8.feel left out        

13.take one's position